According to David Palmer's 2006 book, Parent's Guide to IQ Testing and Gifted Education, the average score for customary intelligence tests is 100 with a standard deviation of 15; approximately 50% of the population will score between 90 and 109 on a modern IQ test.
How long the decomposition of compostable plates takes is a question that many people might ask, and several factors influence what the answer is. Generally, if a compostable plate is placed in a commercial compost facility, it will take less than 180 days to completely decompose.
Check out how long each of these products take to decompose in the environmentâ¦. 1  Banana Peel: 3-4 weeks. 2  Paper Bag: 1 month. 3  Cardboard: 2 months.4  Wool Sock: 1 year. 5  Tinned Steel Can: 50 years. 6  Aluminum Can: 200-500 years (But if recycled, it can be reused within 6 weeks!).7  Disposable Diapers: 550 years.heck out how long each of these products take to decompose in the environmentâ¦. 1  Banana Peel: 3-4 weeks. 2  Paper Bag: 1 month. 3  Cardboard: 2 months.